Finding the Fourth Proportional to 461,975.90, 692,988.69 and 146,457.41
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Solution
The fourth proportional to 461,975.90, 692,988.69 and 146,457.41 is: 219,693.99
Step by Step Solution
- Step 1: Write the proportion equation
461,975.90 : 692,988.69 = 146,457.41 : x - Step 2: Convert to fraction form
461,975.90/692,988.69 = 146,457.41/x - Step 3: Cross multiply
461,975.90x = 692,988.69 × 146,457.41 - Step 4: Simplify right side
461,975.90x = 101,493,328,696.69 - Step 5: Solve for x
x = 101,493,328,696.69/461,975.90 - Step 6: Final answer
x = 219,693.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.